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Photonics Buyers' Guide
TOP-29 Very High Resolution Lens
Manufacturing and Coating Services
Ultra-Flat Dichroic & Polychroic Filters
Mid-IR Optical Isolators
Precision Optics Manufacturing
Precision Optical Manufacturing
High Temperature Coatings
UV Cold Mirrors
Gurley Precision Instruments, Inc. - Troy, NY
Manufactures stock and custom reticles, lenses, prisms, mirrors, resolution targets, step wedges, divided circles, absolute and incremental discs/scales, precision patterns and replications, measuring devices, rotary/linear encoders, engineering and surveying instruments and digital readout systems...
Max Levy Autograph, Inc., Sub. of II-VI Incorporated - Philadelphia, PA
Specializes in ultraprecision patterned components for the photonic, military/aerospace, semiconductor and metrology industries. Applications range from the x-ray out to infrared. Major manufacturing process capabilities include: photolithography, electroforming, photochemical etching, film...
Cadmet, Inc. - Malvern, PA
Photofabrication Engineering, Inc. (PEI) - Milford, MA
A rigid medium, generally a polycarbonate substrate coated with a reflective aluminum layer, that stores information (such as audio, video or data) as digital bits in the form of variations in the reflective surface, and that modulates a laser beam...
CD-ROM (compact disc read-only memory)
An adaptation by Philips and Sony of their audio compact disc technology for optical disc data storage and retrieval. Current capacity of a disc is 0.5 to 0.6 gigabytes of information.
In field-sequential color television, the rotating tricolor disc placed between the subject and the lens, or between the picture tube and the viewer.
A piece of glass that eventually becomes the bifocal segment as it appears prior to being fused to the blank.
encodes binary data
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